Citação norma APA

(1991). CIA, Directorate of Intelligence, Intelligence Assessment, The Implications of a Breakup of the USSR: Defense Assets at Risk, September 1991, Secret.

Citação norma Chicago

CIA, Directorate of Intelligence, Intelligence Assessment, The Implications of a Breakup of the USSR: Defense Assets at Risk, September 1991, Secret. 1991.

Citação norma MLA

CIA, Directorate of Intelligence, Intelligence Assessment, The Implications of a Breakup of the USSR: Defense Assets at Risk, September 1991, Secret. 1991.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.